Testing results from patients indicate that two strains of seasonal flu that are causing most illnesses -- a Type A H1N1 and ...

Flu cases had previously peaked this season at the very end of December. At week 52—ending on December 28—the percentage of outpatient visits related to influenza-like illnesses (ILI ...

Flu Season in the US Is the Most Intense It's Been in at Least 15 Years NEW YORK (AP) — The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.

NEW YORK — The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years. One indicator of flu activity is the percentage of doctor’s office visits driven ...

NEW YORK (AP) — The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years. One indicator of flu activity is the percentage of doctor’s office visits ...

NEW YORK — The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years. One indicator of flu activity is the percentage of doctor’s office visits driven ...

Last week, that number was clearly higher than the peak of any winter flu season since 2009-2010, according to data posted Friday by the Centers for Disease Control and Prevention. Recommended ...